/* ── Design Tokens ─────────────────────────────────────── */
:root {
  --bg: #f4efe8; --paper: #fffdfa; --ink: #14233b; --muted: #5d6778;
  --line: #d7d1c7; --accent: #0f6c74; --accent-soft: #dff2ef;
  --signal: #7f233b; --signal-soft: #f7e4ea;
  --shadow: 0 18px 42px rgba(20,35,59,0.08); --radius: 24px;
  --anchor-offset: 108px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top left, rgba(15,108,116,0.10), transparent 28%),
              radial-gradient(circle at bottom right, rgba(127,35,59,0.08), transparent 24%),
              var(--bg);
  color: var(--ink); line-height: 1.6;
}
a { color: var(--accent); }
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: 120px;
  background: linear-gradient(180deg, rgba(244,239,232,0.95), rgba(244,239,232,0));
  pointer-events: none; z-index: 1;
}
h1, h2 { font-family: 'Newsreader', serif; letter-spacing: -0.03em; }
h1 { font-size: clamp(2.4rem, 4vw, 4rem); margin: 0 0 12px; }
h2 { font-size: 2rem; margin-top: 0; }

/* ── Page Container ────────────────────────────────────── */
.page { max-width: 1420px; margin: 0 auto; padding: 18px 24px 80px; position: relative; z-index: 2; }

/* ── Site Header ───────────────────────────────────────── */
.site-header { position: sticky; top: 10px; z-index: 40; margin-bottom: 28px; }
.header-shell {
  background: rgba(255,253,250,0.82); border: 1px solid rgba(215,209,199,0.40);
  border-radius: 22px; backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  padding: 0; overflow: visible;
  box-shadow: 0 8px 32px rgba(20,35,59,0.07), 0 1px 0 rgba(255,255,255,0.6) inset;
  transition: box-shadow 0.3s ease;
}
.header-shell:hover { box-shadow: 0 14px 44px rgba(20,35,59,0.11), 0 1px 0 rgba(255,255,255,0.6) inset; }

/* accent top-line */


.header-shell::before {
  content: "";
  display: block;
  height: 20px;
  border-radius: 25px 25px 0 0;
  background: linear-gradient(90deg, var(--accent), var(--signal) 70%, var(--signal));
  opacity: 0.85;
}

.header-top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 28px 16px;
}

/* ── Brand / Wordmark ──────────────────────────────────── */
.brand {
  display: flex; flex-direction: column; gap: 2px;
  text-decoration: none; color: var(--ink);
  transition: opacity 0.2s ease;
}
.brand:hover { opacity: 0.82; }
.brand-word {
  font-family: 'Newsreader', serif; font-size: 2.1rem; font-weight: 700;
  letter-spacing: -0.04em; line-height: 1;
}
.brand-accent { color: var(--accent); }
.puls-dot {
  display: inline-block; width: 8px; height: 8px;
  background: var(--signal); border-radius: 50%;
  margin-left: 2px; vertical-align: baseline; position: relative; top: -2px;
  animation: puls 2.4s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
@keyframes puls {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.65); }
}
.brand-divider { display: none; }
.brand-claim {
  font-size: 0.72rem; color: var(--muted); letter-spacing: 0.08em;
  font-weight: 600; text-transform: uppercase; line-height: 1;
}

.header-date { color: var(--muted); font-size: 0.92rem; font-weight: 500; }

/* nav row */
.header-nav {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
  padding: 10px 28px 16px;
  border-top: 1px solid rgba(215,209,199,0.40);
}
.top-link, .icon-button {
  display: inline-flex; text-decoration: none; color: var(--muted);
  border: 1px solid transparent; border-radius: 999px;
  padding: 7px 15px; background: transparent;
  font-size: 0.84rem; font-weight: 500; letter-spacing: 0.01em;
  transition: color 0.2s, background 0.2s, border-color 0.2s; cursor: pointer;
}
.top-link:hover { color: var(--ink); background: rgba(20,35,59,0.05); }
.top-link.is-active {
  color: var(--accent); background: var(--accent-soft);
  border-color: rgba(15,108,116,0.18); font-weight: 600;
}
.icon-button {
  width: 36px; height: 36px; align-items: center; justify-content: center;
  padding: 0; color: var(--ink);
  border: 1px solid rgba(215,209,199,0.45); background: rgba(255,255,255,0.45);
}
.icon-button:hover { background: rgba(20,35,59,0.06); border-color: rgba(215,209,199,0.8); }
.header-tools { display: flex; align-items: center; gap: 10px; }
.menu-shell { position: relative; }
.menu-panel {
  position: absolute; right: 0; top: calc(100% + 10px); min-width: 260px;
  padding: 8px; border-radius: 16px; border: 1px solid rgba(215,209,199,0.65);
  background: rgba(255,253,250,0.96); backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 12px 40px rgba(20,35,59,0.12), 0 0 0 1px rgba(255,255,255,0.4) inset;
  display: none; z-index: 80;
  transform-origin: top right; animation: menu-in 0.18s ease-out;
}
@keyframes menu-in {
  from { opacity: 0; transform: scale(0.96) translateY(-4px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.menu-shell.open .menu-panel { display: grid; gap: 4px; }
.menu-title { margin: 2px 6px 6px; font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.menu-link { text-decoration: none; color: var(--ink); padding: 10px 12px; border-radius: 10px; font-size: 0.88rem; display: flex; align-items: center; gap: 10px; transition: background 0.15s; }
.menu-link:hover { background: rgba(20,35,59,0.06); }
.menu-divider { height: 1px; background: rgba(215,209,199,0.5); margin: 4px 8px; }
.dl-icon { flex-shrink: 0; display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 8px; background: rgba(20,35,59,0.04); color: var(--muted); }
.dl-primary .dl-icon { background: var(--accent-soft); color: var(--accent); }
.dl-info { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.dl-label { font-weight: 600; font-size: 0.88rem; }
.dl-hint { font-size: 0.75rem; color: var(--muted); }
.dl-primary { padding: 12px; }
.dl-secondary { padding: 8px 12px; }

/* ── Static Pages ──────────────────────────────────────── */
.static-body {
  margin-top: 24px; background: rgba(255,253,250,0.9);
  border: 1px solid rgba(215,209,199,0.78); border-radius: 28px;
  padding: 28px; box-shadow: var(--shadow);
}
.archive-shell { display: grid; gap: 28px; }
.archive-hero {
  display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(280px, 0.9fr);
  gap: 20px; align-items: start;
}
.archive-layout {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}
.archive-copy h1 { margin-bottom: 12px; max-width: 12ch; }
.archive-intro { max-width: 70ch; font-size: 1.02rem; }
/* Hero right column: latest issue preview card */
.archive-hero-latest { display: flex; flex-direction: column; }
.archive-hero-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  background: rgba(255,255,255,0.75);
  border: 1px solid rgba(215,209,199,0.8);
  border-radius: 20px;
  overflow: hidden;
  transition: box-shadow 0.18s, transform 0.18s;
}
.archive-hero-card:hover {
  box-shadow: 0 8px 32px rgba(60,80,60,0.12);
  transform: translateY(-2px);
}
.archive-hero-card-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.archive-hero-card-body { padding: 18px 20px 20px; display: grid; gap: 6px; }
.archive-hero-card-kicker { color: var(--accent); }
.archive-hero-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
}
.archive-hero-card-teaser {
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* Compact stats in sidebar */
.archive-sidebar-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.archive-sidebar-stats span {
  flex: 1 1 0;
  background: rgba(255,255,255,0.7);
  border: 1px solid rgba(215,209,199,0.6);
  border-radius: 12px;
  padding: 8px 10px;
  text-align: center;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--muted);
}
.archive-sidebar-stats strong { display: block; font-size: 1.25rem; color: var(--ink); font-weight: 700; margin-bottom: 2px; }
.archive-sidebar {
  z-index: 15;
}
.archive-tools {
  display: grid; gap: 16px;
  padding: 22px;
  border: 1px solid rgba(215,209,199,0.74);
  border-radius: 24px;
  background: rgba(255,255,255,0.6);
}
.archive-sidebar-inner {
  display: grid;
  gap: 18px;
}
.archive-sidebar-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(215,209,199,0.72);
}
.archive-sidebar-kicker { margin-bottom: 8px; }
.archive-side-title {
  margin: 0;
  padding: 0 14px;
  color: var(--ink);
  font-family: 'Newsreader', serif;
  font-size: 1.2rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.archive-sidebar-close {
  display: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 2rem;
  line-height: 1;
  padding: 0 4px;
  cursor: pointer;
}
.archive-main { display: grid; gap: 24px; min-width: 0; }
.archive-main-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.archive-main-copy { margin: 0; max-width: 68ch; }
.archive-filter-groups { display: grid; gap: 18px; }
.archive-filter-group {
  display: grid;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid rgba(215,209,199,0.72);
}
.archive-filter-group:first-child {
  padding-top: 0;
  border-top: 0;
}
.archive-filter-group .meta-label { margin: 0; }
.archive-month-nav {
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(215,209,199,0.72);
}
.archive-sidebar-section-kicker { margin-bottom: 2px; }
.archive-search-field { display: grid; gap: 8px; max-width: none; }
.archive-search-field input {
  width: 100%;
  border: 1px solid rgba(215,209,199,0.9);
  border-radius: 14px;
  background: rgba(255,255,255,0.92);
  color: var(--ink);
  padding: 14px 16px;
  font: inherit;
  box-shadow: inset 0 1px 2px rgba(20,35,59,0.04);
}
.archive-search-field input:focus {
  outline: 2px solid rgba(15,108,116,0.18);
  border-color: var(--accent);
}
.archive-result-count { margin: 0; }
.archive-chip-row { display: flex; gap: 10px; flex-wrap: wrap; }
.archive-chip {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; border: 1px solid rgba(215,209,199,0.85);
  padding: 9px 14px; background: rgba(255,255,255,0.82);
  color: var(--ink); text-decoration: none; font: inherit; cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}
.archive-chip:hover, .archive-chip.is-active {
  background: var(--accent-soft);
  border-color: rgba(15,108,116,0.35);
  color: var(--accent);
}
.archive-month-links {
  margin-left: -14px;
  margin-right: -4px;
}
.month-jump-link {
  width: 100%;
  justify-content: flex-start;
  border: 0;
  background: transparent;
  padding-right: 10px;
}
.archive-filter-toggle {
  display: none;
  align-items: center;
  gap: 12px;
  width: fit-content;
  border: 1px solid rgba(215,209,199,0.85);
  border-radius: 999px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.9);
  color: var(--ink);
  font: inherit;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.archive-toggle-icon {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 18px;
}
.archive-toggle-icon span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}
.archive-sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20,35,59,0.36);
  backdrop-filter: blur(3px);
  z-index: 19;
}
.archive-sidebar-backdrop[hidden] { display: none; }
body.archive-sidebar-open { overflow: hidden; }
.featured-issues, .month-section { display: grid; gap: 18px; }
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.featured-card a, .issue-card a {
  display: grid; gap: 14px; height: 100%; text-decoration: none; color: inherit;
}
.featured-card, .issue-card {
  border: 1px solid rgba(215,209,199,0.8);
  border-radius: 24px;
  background: rgba(255,255,255,0.75);
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.featured-card { padding: 22px; background: linear-gradient(180deg, rgba(223,242,239,0.78), rgba(255,255,255,0.92)); }
.issue-card { padding: 18px; }
.featured-card:hover, .issue-card:hover {
  transform: translateY(-2px);
  border-color: rgba(15,108,116,0.4);
  box-shadow: 0 24px 54px rgba(20,35,59,0.12);
}
.featured-date, .issue-card-top { margin: 0; color: var(--muted); font-size: 0.9rem; }
.issue-card-top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.issue-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.archive-tags { gap: 6px; }
.archive-tags li {
  padding: 6px 10px;
  background: rgba(20,35,59,0.05);
  border: 1px solid rgba(215,209,199,0.7);
}
.issue-card h3, .featured-card h2 { margin: 0; }
.issue-card-meta { margin: 0; color: var(--muted); font-size: 0.92rem; }
.month-head {
  display: flex; align-items: end; justify-content: space-between; gap: 16px;
  padding-top: 6px;
}
.month-head h2 { margin-bottom: 4px; }
.archive-empty {
  margin: 0;
  padding: 18px 20px;
  border-radius: 18px;
  border: 1px dashed rgba(127,35,59,0.4);
  background: rgba(247,228,234,0.6);
}
.is-hidden { display: none !important; }
.issue-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.issue-list a {
  text-decoration: none; color: inherit; display: block;
  border: 1px solid rgba(215,209,199,0.8); border-radius: 20px;
  padding: 18px; background: rgba(255,255,255,0.68); transition: border-color 160ms ease;
}
.issue-list a:hover { border-color: var(--accent); }
.muted { color: var(--muted); }

/* ── Content Page Layout ───────────────────────────────── */
.layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 24px; align-items: start; }
.side-panel { position: sticky; top: 126px; padding: 20px; max-height: calc(100vh - 140px); overflow-y: auto; scrollbar-width: thin; }
.side-kicker { margin: 0 0 14px; text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.72rem; font-weight: 700; color: var(--muted); }
.side-title-link { display: block; margin: 0 0 14px; text-decoration: none; color: var(--ink); font-family: 'Newsreader', serif; font-size: 1.2rem; line-height: 1.15; letter-spacing: -0.02em; padding: 10px 14px; }
.side-title-link:hover, .side-title-link.is-active { color: var(--signal); background-color: var(--accent-soft); border-radius: 10px;}
.side-nav { display: grid; gap: 0px; margin-left: -14px; margin-right: -4px; padding: 4px; }
.side-link { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--muted); padding: 10px 14px; border-radius: 12px; font-size: 0.92rem; transition: all 0.25s cubic-bezier(0.4,0,0.2,1); position: relative; }
.nav-icon { display: inline-flex; align-items: center; justify-content: center; opacity: 0.7; }
.side-link::before { content: ""; position: absolute; left: 0; top: 25%; bottom: 25%; width: 3px; border-radius: 0 4px 4px 0; background: transparent; transition: all 0.25s ease; opacity: 0; }
.side-link:hover { background: rgba(20,35,59,0.04); color: var(--ink); transform: translateX(6px); }
.side-link:hover .nav-icon { opacity: 1; }
.side-link:hover::before { background: rgba(20,35,59,0.25); opacity: 1; }
.side-link.is-active { background: var(--accent-soft); color: var(--accent); font-weight: 600; transform: translateX(6px); }
.side-link.is-active .nav-icon { opacity: 1; color: var(--accent); }
.side-link.is-active::before { background: var(--accent); opacity: 1; }
.main-column { min-width: 0; }

/* ── Cards ─────────────────────────────────────────────── */
.card { background: rgba(255,253,250,0.88); border: 1px solid rgba(215,209,199,0.72); border-radius: var(--radius); box-shadow: var(--shadow); backdrop-filter: blur(10px); transition: transform 0.25s ease, box-shadow 0.25s ease; }
.card:hover { box-shadow: 0 24px 54px rgba(20,35,59,0.12); transform: translateY(-2px); }

/* ── Hero / Lehrerblatt ────────────────────────────────── */
.hero { padding: 32px; display: grid; grid-template-columns: 2fr 1fr; gap: 24px; margin-bottom: 28px; scroll-margin-top: var(--anchor-offset); }
.hero-copy h1, .section-heading h2, .worksheet-head h2, .compact-card h2 { font-family: 'Newsreader', serif; line-height: 1.05; letter-spacing: -0.03em; }
.hero-copy h1 { font-size: clamp(2.6rem, 5vw, 4.8rem); margin: 0; }
.subtitle { font-size: 1.18rem; color: var(--muted); max-width: 56ch; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.18em; font-weight: 700; font-size: 0.72rem; color: var(--accent); margin: 0 0 10px; }
.core-question { display: grid; gap: 8px; padding: 18px 20px; border-left: 4px solid var(--signal); background: linear-gradient(90deg, var(--signal-soft), transparent); border-radius: 16px; margin-top: 24px; }
.core-question span, .meta-label { text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.7rem; font-weight: 700; color: var(--muted); }
.hero-meta { display: grid; gap: 14px; align-content: start; padding: 20px; border-radius: 20px; background: linear-gradient(180deg, var(--paper), rgba(223,242,239,0.7)); }
.hero-meta strong { display: block; font-size: 1.05rem; margin-top: 6px; }
.hero-cover { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 12px; margin-bottom: 4px; }
.card-cover { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 14px 14px 0 0; display: block; margin: -1px -1px 12px; width: calc(100% + 2px); }
.hero-target { grid-column: 1 / -1; color: var(--muted); max-width: 78ch; }
.hero-grid { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.hero-grid article { background: #fff; border: 1px solid rgba(215,209,199,0.8); border-radius: 18px; padding: 18px; }
.hero-grid h3, .lesson-arc h3, .analysis-card h3, .matrix-card h3, .material-card h3, .compact-card h3 { margin: 0 0 10px; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.stack-list { margin: 0; padding-left: 18px; display: grid; gap: 8px; }
.stack-detail { display: block; margin-top: 4px; color: var(--muted); font-size: 0.92rem; }
.pill-list, .tag-list { list-style: none; padding: 0; margin: 0; display: flex; gap: 8px; flex-wrap: wrap; }
.pill-list li, .tag-list li { border-radius: 20px; padding: 8px 12px; font-size: 0.82rem; }
.pill-list li { background: var(--accent-soft); color: var(--accent); }
.tag-list li { background: rgba(20,35,59,0.06); color: var(--ink); }
.lesson-arc { grid-column: 1 / -1; padding-top: 8px; }
.lesson-arc ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.lesson-arc li { display: flex; gap: 10px; align-items: flex-start; padding: 14px 16px; background: rgba(20,35,59,0.04); border-radius: 18px; }
.arc-index { width: 28px; height: 28px; border-radius: 50%; background: var(--ink); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: 700; flex-shrink: 0; }

/* ── Sections ──────────────────────────────────────────── */
.section-block { margin-top: 30px; scroll-margin-top: var(--anchor-offset); }
.section-heading { max-width: 72ch; margin-bottom: 18px; }
.section-heading h2 { font-size: clamp(2rem, 3vw, 3rem); margin: 0 0 10px; }
.analysis-grid, .matrix-grid, .materials-grid, .footer-grid, .dual-panel { display: grid; gap: 18px; }
.analysis-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.analysis-card, .matrix-card, .material-card, .compact-card, .note-panel, .risk-panel { background: rgba(255,253,250,0.92); border: 1px solid rgba(215,209,199,0.8); border-radius: 22px; padding: 22px; box-shadow: var(--shadow); }
a.material-card-link { text-decoration: none; color: inherit; display: block; }
a.material-card-link .material-card { transition: border-color 0.2s, box-shadow 0.2s; cursor: pointer; }
a.material-card-link:hover .material-card { border-color: var(--accent); box-shadow: 0 2px 12px rgba(0,0,0,0.10); }
.analysis-card p, .matrix-card p, .material-card p, .compact-card p, .worksheet-body p { margin: 0; color: var(--muted); }
.dual-panel { grid-template-columns: 1fr 1fr; margin-top: 18px; }
.risk-panel { background: linear-gradient(180deg, rgba(127,35,59,0.94), rgba(101,28,48,0.96)); color: #fff; }
.risk-panel h3, .risk-panel li { color: #fff; }
.matrix-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.matrix-card { display: grid; gap: 14px; }
.matrix-area { color: var(--signal) !important; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.16em; font-weight: 700; }

/* ── Tables ────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; background: rgba(255,253,250,0.92); border-radius: 24px; border: 1px solid rgba(215,209,199,0.8); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; min-width: 860px; }
th, td { padding: 16px 18px; vertical-align: top; border-bottom: 1px solid rgba(215,209,199,0.8); }
th { text-align: left; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--muted); background: rgba(20,35,59,0.04); }
table tbody tr { transition: background-color 0.15s ease; }
table tbody tr:hover { background: rgba(20,35,59,0.02); }
td span { display: block; margin-top: 6px; color: var(--muted); font-size: 0.92rem; }

/* ── Materials ─────────────────────────────────────────── */
.materials-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.material-kicker { text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.72rem; color: var(--signal) !important; font-weight: 700; margin-bottom: 8px !important; }
.material-meta { margin-bottom: 16px !important; }

/* ── Worksheets ────────────────────────────────────────── */
.worksheet { margin-top: 24px; padding: 28px; page-break-inside: avoid; scroll-margin-top: var(--anchor-offset); }
.worksheet-head { margin-bottom: 18px; }
.worksheet-head h2 { font-size: clamp(1.8rem, 2.6vw, 2.8rem); margin: 0; }
.worksheet-body { display: grid; gap: 14px; }
.worksheet-body h4 { margin: 8px 0 0; font-size: 1rem; letter-spacing: 0.02em; color: var(--ink); }
.worksheet-list { margin: 0; padding-left: 20px; display: grid; gap: 8px; }
.worksheet-table th, .worksheet-table td { min-width: 160px; }
.hint { color: var(--muted); font-style: italic; }

/* ── Footer / Sources ──────────────────────────────────── */
.footer-grid { grid-template-columns: 1.2fr 0.8fr; align-items: start; }
.compact-card h2 { font-size: 2rem; margin: 0 0 10px; }
.link-list a { text-decoration: none; }
.link-list a:hover { text-decoration: underline; }
.about-card, .license-card { height: 100%; }
.about-claim { margin-top: 18px !important; padding: 16px 18px; border-left: 4px solid var(--signal); background: linear-gradient(90deg, var(--signal-soft), transparent); border-radius: 16px; color: var(--ink) !important; font-style: italic; }
.freedom-list { margin: 4px 0 0; }
.license-link { display: inline-flex; align-items: center; gap: 14px; width: fit-content; text-decoration: none; color: var(--accent); font-weight: 700; }
.license-link:hover { text-decoration: underline; }
.license-badge { display: block; width: 88px; height: 31px; border-radius: 6px; }
.sheet-footer { margin-top: 34px; color: var(--muted); font-size: 0.9rem; text-align: center; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 980px) {
  body::before { display: none; }
  .layout { grid-template-columns: 1fr; }
  .side-panel { position: static; }
  .archive-hero, .featured-grid, .issue-grid, .archive-layout { grid-template-columns: 1fr; }
  .archive-layout { gap: 18px; }
  .archive-filter-toggle { display: inline-flex; }
  .archive-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(88vw, 360px);
    z-index: 20;
    transform: translateX(-100%);
    transition: transform 0.22s ease;
  }
  .archive-sidebar.is-open { transform: translateX(0); }
  .archive-sidebar-inner {
    height: 100%;
    max-height: none;
    border-radius: 0;
  }
  .archive-sidebar-close { display: inline-flex; }
  .archive-main-toolbar { display: none; }
  .hero, .hero-grid, .analysis-grid, .matrix-grid, .materials-grid, .footer-grid, .dual-panel { grid-template-columns: 1fr; }
  .lesson-arc ol { grid-template-columns: 1fr; }
  .page { padding-inline: 16px; }
  .brand-claim, .brand-divider { display: none; }
  .brand-word { font-size: 1.6rem; }
  .header-top { padding: 14px 16px 10px; }
  .header-nav { padding: 8px 16px 12px; }
}

@media (min-width: 981px) {
  .archive-sidebar-backdrop { display: none; }
}

/* ── Print ─────────────────────────────────────────────── */
@media print {
  body { background: #fff; }
  .page { max-width: none; padding: 0; }
  .site-header, .side-panel, .archive-sidebar, .archive-filter-toggle, .archive-sidebar-backdrop { display: none; }
  .layout { display: block; }
  .card, .analysis-card, .matrix-card, .material-card, .compact-card, .note-panel, .risk-panel, .table-wrap { box-shadow: none; }
  .worksheet { break-before: page; }
  a { color: inherit; text-decoration: none; }
}